Platinum 4 Full Synthetic This is the ultimate synthetic engine lubricant. Batch blended, using Spector's G4 Technology, it dramatically increases throttle response and horsepower. Engines run cooler and transmissions benefit from smoother, quieter shifting. For street or track. Safe for wet clutch applications. Exceeds all known manufacturers' warranty requirements and recommendations, including A.P.I. SJ/JASO MA/MA2.